/*******************************************************************************
 * Copyright (c) 2000, 2005 IBM Corporation and others.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *     IBM Corporation - initial API and implementation
 *******************************************************************************/
package com.architexa.org.eclipse.gef;

import org.eclipse.swt.widgets.Widget;

/**
 * A Specialization of {@link EditPart} for use with 
 * {@link com.architexa.org.eclipse.gef.ui.parts.TreeViewer}.  The <i>visualpart</i> of a TreeEditPart 
 * is a {@link org.eclipse.swt.widgets.TreeItem}.
 * <p>
 * IMPORTANT: This interface is not intended to be implemented by clients.  Clients should
 * inherit from {@link com.architexa.org.eclipse.gef.editparts.AbstractGraphicalEditPart}.  New methods
 * may be added in the future.
 */

public interface TreeEditPart
	extends EditPart
{

/**
 * Returns either a {@link org.eclipse.swt.widgets.Tree} or 
 * {@link org.eclipse.swt.widgets.TreeItem}.
 * @return the Widget
 */
Widget getWidget();

/**
 * Set's the EditPart's widget. Because SWT <code>TreeItem</code> and <code>Tree</code>
 * cannot be created without a parent, a TreeEditPart must rely on its parent
 * providing its Widget.
 * @param widget the Widget
 */
void setWidget(Widget widget);

}
